Home | History | Annotate | Download | only in quicksettings 
      1 /*
      2  * Copyright (C) 2014 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
      5  * in compliance with the License. You may obtain a copy of the License at
      6  *
      7  * http://www.apache.org/licenses/LICENSE-2.0
      8  *
      9  * Unless required by applicable law or agreed to in writing, software distributed under the License
     10  * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
     11  * or implied. See the License for the specific language governing permissions and limitations under
     12  * the License.
     13  */
     14 package com.android.tv.quicksettings;
     15 
     16 import android.content.Intent;
     17 import android.support.v7.widget.RecyclerView;
     18 import android.view.LayoutInflater;
     19 import android.view.View;
     20 import android.view.ViewGroup;
     21 import android.widget.TextView;
     22 
     23 import java.util.ArrayList;
     24 
     25 public class DialogAdapter extends RecyclerView.Adapter<DialogAdapter.ViewHolder> {
     26 
     27     private static final float FOCUSED_SCALE = 1f;
     28     private static final float UNFOCUSED_SCALE = 0.5f;
     29 
     30     private final ArrayList<Setting> mSettings;
     31     private final int mPivotX;
     32     private final int mPivotY;
     33     private final SettingClickedListener mSettingClickedListener;
     34 
     35     public DialogAdapter(ArrayList<Setting> settings, int pivotX, int pivotY,
     36             SettingClickedListener settingClickedListener) {
     37         mSettings = settings;
     38         mPivotX = pivotX;
     39         mPivotY = pivotY;
     40         mSettingClickedListener = settingClickedListener;
     41     }
     42 
     43     @Override
     44     public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
     45         View v = LayoutInflater.from(parent.getContext()).inflate(R.layout.dialog_setting, parent,
     46                 false);
     47         final ViewHolder vh = new ViewHolder(v);
     48         v.setPivotX(mPivotX);
     49         v.setPivotY(mPivotY);
     50         v.setScaleX(UNFOCUSED_SCALE);
     51         v.setScaleY(UNFOCUSED_SCALE);
     52         v.setOnClickListener(new View.OnClickListener() {
     53             @Override
     54             public void onClick(View v) {
     55                 Setting s = vh.mSetting;
     56                 if (s != null) {
     57                     mSettingClickedListener.onSettingClicked(s);
     58                 }
     59             }
     60         });
     61         v.setOnFocusChangeListener(new View.OnFocusChangeListener() {
     62             @Override
     63             public void onFocusChange(View v, boolean focusGained) {
     64                 float scale = focusGained ? FOCUSED_SCALE : UNFOCUSED_SCALE;
     65                 v.animate().cancel();
     66                 v.animate().scaleX(scale).scaleY(scale).setDuration(
     67                         v.getContext().getResources()
     68                                 .getInteger(android.R.integer.config_shortAnimTime))
     69                         .start();
     70             }
     71         });
     72         return vh;
     73     }
     74 
     75     @Override
     76     public void onBindViewHolder(ViewHolder holder, int position) {
     77         Setting s = mSettings.get(position);
     78         holder.setSetting(s);
     79         holder.mTitle.setText(s.getTitle());
     80     }
     81 
     82     @Override
     83     public void onViewRecycled(ViewHolder holder) {
     84         holder.setSetting(null);
     85     }
     86 
     87     @Override
     88     public int getItemCount() {
     89         return mSettings.size();
     90     }
     91 
     92     public static class ViewHolder extends RecyclerView.ViewHolder {
     93         private final TextView mTitle;
     94         private Setting mSetting;
     95 
     96         public ViewHolder(View itemView) {
     97             super(itemView);
     98             mTitle = (TextView) itemView.findViewById(R.id.setting_title);
     99         }
    100 
    101         public void setSetting(Setting setting) {
    102             mSetting = setting;
    103         }
    104     }
    105 }
    106